145302780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{997}}^1$

素因数の和:1363

約数の個数: 96

約数和(自身を含む): 466776576

約数和(自身を除く): 321473796

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 347, 420, 694, 997, 1041, 1388, 1735, 1994, 2082, 2429, 2991, 3470, 3988, 4164, 4858, 4985, 5205, 5982, 6940, 6979, 7287, 9716, 9970, 10410, 11964, 12145, 13958, 14574, 14955, 19940, 20820, 20937, 24290, 27916, 29148, 29910, 34895, 36435, 41874, 48580, 59820, 69790, 72870, 83748, 104685, 139580, 145740, 209370, 345959, 418740, 691918, 1037877, 1383836, 1729795, 2075754, 2421713, 3459590, 4151508, 4843426, 5189385, 6919180, 7265139, 9686852, 10378770, 12108565, 14530278, 20757540, 24217130, 29060556, 36325695, 48434260, 72651390, 145302780]

約数ペア:

[(1, 145302780), (2, 72651390), (3, 48434260), (4, 36325695), (5, 29060556), (6, 24217130), (7, 20757540), (10, 14530278), (12, 12108565), (14, 10378770), (15, 9686852), (20, 7265139), (21, 6919180), (28, 5189385), (30, 4843426), (35, 4151508), (42, 3459590), (60, 2421713), (70, 2075754), (84, 1729795), (105, 1383836), (140, 1037877), (210, 691918), (347, 418740), (420, 345959), (694, 209370), (997, 145740), (1041, 139580), (1388, 104685), (1735, 83748), (1994, 72870), (2082, 69790), (2429, 59820), (2991, 48580), (3470, 41874), (3988, 36435), (4164, 34895), (4858, 29910), (4985, 29148), (5205, 27916), (5982, 24290), (6940, 20937), (6979, 20820), (7287, 19940), (9716, 14955), (9970, 14574), (10410, 13958), (11964, 12145)]